Home / 8,452.20-12,674.64-6,505.77

Finding the Fourth Proportional to 8,452.20, 12,674.64 and 6,505.77

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Solution

The fourth proportional to 8,452.20, 12,674.64 and 6,505.77 is: 9,755.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,452.20 : 12,674.64 = 6,505.77 : x
  2. Step 2: Convert to fraction form
    8,452.20/12,674.64 = 6,505.77/x
  3. Step 3: Cross multiply
    8,452.20x = 12,674.64 × 6,505.77
  4. Step 4: Simplify right side
    8,452.20x = 82,458,292.67
  5. Step 5: Solve for x
    x = 82,458,292.67/8,452.20
  6. Step 6: Final answer
    x = 9,755.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.